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DIVIDENDS AND STOCK REPURCHASE PROGRAMS - Additional Information (Detail) - USD ($) $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2015 | Feb. 16, 2017 | Dec. 15, 2015
Share Repurchases [Line Items] |  |  |  |  |
Treasury Stock Value Acquired Cost Method | $ 48,508 | $ 32,634 | $ 25,918 |  |
Ninth share repurchase plan [Member] |  |  |  |  |
Share Repurchases [Line Items] |  |  |  |  |
Treasury Stock Shares Acquired | 802,948 |  |  |  |
Treasury Stock Value Acquired Cost Method | $ 20,500 |  |  |  |
Tenth share repurchase plan [Member] |  |  |  |  |
Share Repurchases [Line Items] |  |  |  |  |
Authorized amount for repurchase | $ 28,000 |  |  |  |
Treasury Stock Shares Acquired | 785,296 |  |  |  |
Maximum | Ninth share repurchase plan [Member] |  |  |  |  |
Share Repurchases [Line Items] |  |  |  |  |
Authorized amount for repurchase |  |  |  |  | $ 100,000
Maximum | Tenth share repurchase plan [Member] |  |  |  |  |
Share Repurchases [Line Items] |  |  |  |  |
Authorized amount for repurchase |  |  |  | $ 300,000 |

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- Definition Number of shares that have been repurchased during the period and are being held in treasury. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84159872&loc=d3e21463-112644 + Details
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